Improvement in tool-holders



UNITED STATES PATENT OFFICE..

ISAAC IV. FINK, OF HILLSBOROUGH, ILLINOIS.

IMPROVEMENT IN TOOL-HOLDERS.

Specification forming part of Letters Patent No. 146,759, dated January27, 1F74; application tiled December 30, 1873.

To all whom it may concern: i

Beit known that I, ISAAC FINK, of Hillsborough, in the county ofMontgomery and State of Illinois, have invented an Improvev nient inTool-Holders, of Which the following is a specification: m

VThe object of my invention is to forni a convenient fastening for toolsused in cutting, puneturing, and similar purposes in mechanicaloperations, and for instruinents used by professional nien, which can bequickly disengaged from the holder or handle, and another substituted,or, when separated, conveniently packed in a smalleonipass for futureuse.

Figure 1 ofthe drawing is a side view of the holder or handle. Fig. 2 isa top view of the saine. Fig. 3 is a section through line .uv .n of Fig.2, with a tool fastened in position for use. Fig. 4 is a view oftheholder and tool in a po sition ready to be detached.

A is the holder; I3, the tool; U, the riveted pivot; I), the slidingcatch; E, the latch; F, the notch in the tool at the end; G, the'slotted notch admitting the pivot; and Il the nieta-l brace orstrengthener around the handle.

The holder or handle is to be constructed ordinarilyr of wood, ivory,horn, or similar appropriate material', secured by the strengtheningband of metal H, extending along its sides and over the end. A slot, I,eut in the end admits the beveled end of the tool'B to be fastened. Theslotted notch G receives the riveted pivot C', and the end of the slotG, turning at rightangles, exactly fits it, so that when the slide I) ismoved into the slot I at The holder may be made to receive a tool orii'istruinent at either end, using the same appliances for fastening asabove described.

The use of the fastening islnot to be conned to any one kind of tool orclass of instruments, but may be adapted to all descriptions of couplingwhere a handle is necessary.

Having thus described 4 my invention, I Clainiy rIhe combination oftheholder A, as shown, with a tool or instrument Whose end is beveled tofit said holder, and is provided with the right-angled slot G andstraight slot D, near the beveled end, all, constructed and arrangedsubstantially as and for the purposes shown.

In testimony that I claim the foregoing iu venton I have hereunto set myhand this 22d day of August, 1873.

ISAAC IV. FINK. Witnesses:

JOHN M. GREss, SAME. YOUNG.

